Originally Posted by super_hunt54

Chronograph the velocity? They shouldn't exit the barrel! Even a .209 doesn't have THAT much pressure. Maybe enough to move it up the barrel 6 inches or so but not enough to push it out of a barrel with any real measurable speed.

Ron, would you mind linking me to somewhere that makes those adapters. I have 2 spare breech plugs anyway and wouldn't mind getting one done up just to test this out.